IDOR

Extract IDOR-relevant parameters

grep -Ei "id=|uid=|user_id=|userid=|account=|account_id=|profile=|profile_id=|order=|order_id=|invoice=|invoice_i d=|doc=|doc_id=|file=|file_id=" endpoints.txt | httpx | tee idor_candidates.txt

Discover hidden ID parameters (Arjun)

arjun -i idor_candidates.txt -oT arjun_ids.txt

M erge: cat arjun_ids.txt | anew idor_candidates.txt

Focus on numeric object references

grep -oP '(?<==)\d+' idor_candidates.txt | sort -u > object_ids.txt

Generate IDOR mutation payloads

Replace ID values: cat idor_candidates.txt | qsreplace 1 2 10 100 999 1000 > idor_fuzzed.txt

Send requests & capture differences

cat idor_fuzzed.txt | httpx -silent -status-code -content-length > idor_responses.txt

� Red flags ● Same content-leng th for different IDs ● 200 OK for unauthorized object ● Sensitive JSON fields visible